Home / 694,807.70-1,042,557.15-274,097.30

Finding the Fourth Proportional to 694,807.70, 1,042,557.15 and 274,097.30

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Solution

The fourth proportional to 694,807.70, 1,042,557.15 and 274,097.30 is: 411,282.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,807.70 : 1,042,557.15 = 274,097.30 : x
  2. Step 2: Convert to fraction form
    694,807.70/1,042,557.15 = 274,097.30/x
  3. Step 3: Cross multiply
    694,807.70x = 1,042,557.15 × 274,097.30
  4. Step 4: Simplify right side
    694,807.70x = 285,762,099,910.70
  5. Step 5: Solve for x
    x = 285,762,099,910.70/694,807.70
  6. Step 6: Final answer
    x = 411,282.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.